What all linguists should know
About sign languages
Frequently asked questions about sign languages: https://www.ucl.ac.uk/dcal/sign-language-facts/faqs
Are signed languages "real" languages? http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.517.3628&rep=rep1&type=pdf
Sign language: An overview http://sandlersignlab.haifa.ac.il/html/html_eng/pdf/Sign_Language_Overview_ELL2.pdf
What is sign language? https://www.linguisticsociety.org/sites/default/files/Sign_Language.pdf
What is sign language? https://theconversation.com/explainer-what-is-sign-language-21453
About language deprivation in deaf children
Deaf children need language, not (just) speech https://doi.org/10.1177/0142723719834102
Ensuring language acquisition for deaf children: What linguists can do https://www.linguisticsociety.org/sites/default/files/01e_90.2Humphries.pdf
Sign languages are different from signed systems
Second verse, same as the first: On the use of signing systems in modern interventions for deaf and hard of hearing children in the USA https://doi.org/10.1080/14643154.2020.1792071
Some introductory texts on the linguistics of sign languages
Hill, J.C., Lillo-Martin, D.C., & Wood, S. K. (2019). Sign languages: Structures and contexts. London & New York: Routledge.
Baker, A., van den Bogaerde, B., Pfau, R., & Schermer, T. (Eds.,) (2016). The linguistics of sign languages: An introduction. Amsterdam/Philadelphia: John Benjamins.
Johnston, T. & Schembri, A. (2007) Australian Sign Language (Auslan): An introduction to sign language linguistics. Cambridge: Cambridge University Press.
Sutton-Spence, R. & Woll, B. (1999). The linguistics of British Sign Language: An introduction. Cambridge: Cambridge University Press.